{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009332","490:4900009328","490:4900009212","490:4900009040","490:4900009226","490:4900008354","490:4900007766","490:4900009320","490:4900009321","490:4900009216","490:4900009228","490:4900009214","490:4900009027","490:4900009029","490:4900009109","490:4900009665","491:4910005872","490:4900008591","490:4900008917","490:4900009224","490:4900008696","490:4900009234","490:4900011446","490:4900009220","490:4900008794"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.06572324920441819,0.05540905494261707,0.02941485379357615,0.007455770977097936,0.007087404540980127,0.006961111638466183,0.006539000630182069,0.005706289968698241,0.005335461264043035,0.0045767788902247915,0.004407170045530984,0.004303718993655674,0.003779487028209052,0.003225156858241347,0.002371241053931721,0.002252533708712459,0.002180261272888691,0.0020964095530579146,0.0018767599735976317,0.0015537414848298626,0.0015416016423170748,0.0014868411180240912,0.0014442673956097847,0.0014183548109213179,0.0012433551057951038],"twin_dists":[0.30304494125012804,0.31240212576722304,0.3449020155376893,0.4065202950892869,0.40861725675750304,0.4093587843034796,0.4119282545934098,0.41746865417538764,0.4201747753730791,0.42628755127177426,0.4277791387397343,0.4287147087331014,0.4337950574245078,0.43991898321828177,0.45155780354205793,0.4534721524532408,0.4546835338773493,0.45613610400637306,0.46021069591543784,0.46708215591130264,0.4673653337499806,0.4686688352887828,0.4697132386282758,0.47036292417293674,0.47506169558450584],"n_dims_used":45,"mean_confidence":0.8682586669921875},"coverage":{"mean_confidence":0.8682586669921875,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}